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Annotation of Gnu-Mach/xen/public/io/xenbus.h, revision 1.1

1.1     ! root        1: /*****************************************************************************
        !             2:  * xenbus.h
        !             3:  *
        !             4:  * Xenbus protocol details.
        !             5:  *
        !             6:  * Permission is hereby granted, free of charge, to any person obtaining a copy
        !             7:  * of this software and associated documentation files (the "Software"), to
        !             8:  * deal in the Software without restriction, including without limitation the
        !             9:  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
        !            10:  * sell copies of the Software, and to permit persons to whom the Software is
        !            11:  * furnished to do so, subject to the following conditions:
        !            12:  *
        !            13:  * The above copyright notice and this permission notice shall be included in
        !            14:  * all copies or substantial portions of the Software.
        !            15:  *
        !            16:  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
        !            17:  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
        !            19:  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
        !            20:  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
        !            21:  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
        !            22:  * DEALINGS IN THE SOFTWARE.
        !            23:  *
        !            24:  * Copyright (C) 2005 XenSource Ltd.
        !            25:  */
        !            26: 
        !            27: #ifndef _XEN_PUBLIC_IO_XENBUS_H
        !            28: #define _XEN_PUBLIC_IO_XENBUS_H
        !            29: 
        !            30: /*
        !            31:  * The state of either end of the Xenbus, i.e. the current communication
        !            32:  * status of initialisation across the bus.  States here imply nothing about
        !            33:  * the state of the connection between the driver and the kernel's device
        !            34:  * layers.
        !            35:  */
        !            36: enum xenbus_state {
        !            37:     XenbusStateUnknown       = 0,
        !            38: 
        !            39:     XenbusStateInitialising  = 1,
        !            40: 
        !            41:     /*
        !            42:      * InitWait: Finished early initialisation but waiting for information
        !            43:      * from the peer or hotplug scripts.
        !            44:      */
        !            45:     XenbusStateInitWait      = 2,
        !            46: 
        !            47:     /*
        !            48:      * Initialised: Waiting for a connection from the peer.
        !            49:      */
        !            50:     XenbusStateInitialised   = 3,
        !            51: 
        !            52:     XenbusStateConnected     = 4,
        !            53: 
        !            54:     /*
        !            55:      * Closing: The device is being closed due to an error or an unplug event.
        !            56:      */
        !            57:     XenbusStateClosing       = 5,
        !            58: 
        !            59:     XenbusStateClosed        = 6,
        !            60: 
        !            61:     /*
        !            62:      * Reconfiguring: The device is being reconfigured.
        !            63:      */
        !            64:     XenbusStateReconfiguring = 7,
        !            65: 
        !            66:     XenbusStateReconfigured  = 8
        !            67: };
        !            68: typedef enum xenbus_state XenbusState;
        !            69: 
        !            70: #endif /* _XEN_PUBLIC_IO_XENBUS_H */
        !            71: 
        !            72: /*
        !            73:  * Local variables:
        !            74:  * mode: C
        !            75:  * c-set-style: "BSD"
        !            76:  * c-basic-offset: 4
        !            77:  * tab-width: 4
        !            78:  * indent-tabs-mode: nil
        !            79:  * End:
        !            80:  */

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